Short-Term Borrowings (Tables)

12 Months Ended

Dec. 31, 2020

Short-Term Borrowings

Schedule of short-term borrowings

	December 31,
(dollars in thousands)	2020		2019
Short-term FHLB fixed-rate advances(1)	$	—	$	400,000
Total short-term borrowings	$	—	$	400,000

(1) Interest is payable monthly.

Schedule of selected information for short-term borrowings

	Year Ended December 31,
(dollars in thousands)	2020			2019			2018
Federal funds purchased:
Weighted-average interest rate at December 31,		—	%		—	%		—	%
Highest month-end balance	$	—		$	110,000		$	374,875
Average outstanding balance	$	1,366		$	16,410		$	32,987
Weighted-average interest rate paid		0.43	%		2.44	%		2.18	%
Short-term FHLB fixed-rate advance:
Weighted-average interest rate at December 31,		—	%		2.84	%		—	%
Highest month-end balance	$	400,000		$	400,000		$	81,800
Average outstanding balance	$	208,197		$	193,425		$	6,929
Weighted-average interest rate paid		2.88	%		2.85	%		1.90	%